<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org" layout:decorate="layout"
      xmlns:layout="http://www.ultraq.net.nz/thymeleaf/layout">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <!-- page content -->
    <div  layout:fragment="content" class="right_col" role="main">
        <span th:text="${session.loginUser.usrName} "></span>登录成功！
    </div>
    <!-- /page content -->
</body>
</html>